| Code |
Color |
Dimensions mm |
ø hole mm |
Noise reduction |
Pass air cm² |
|
| HE4330 |
White |
151x151x295 |
160 |
-43 dB |
100 |
|
● Made in Italy
● Patented model
● Compliant with Legislative Decree P.C.M. dated 05-12-97
● Noise reduction certified in accordance with UNI EN 20140-10 and ISO 717-1
● Passage of air certified according to UNI-CIG-GAS 7129 standard
Soundproofing device suitable for ø 160 mm ventilation holes.
